CN103603668B - System control device and control method is advanced after the rectangular tunnel boring machine of heavy in section - Google Patents
System control device and control method is advanced after the rectangular tunnel boring machine of heavy in section Download PDFInfo
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- CN103603668B CN103603668B CN201310597697.0A CN201310597697A CN103603668B CN 103603668 B CN103603668 B CN 103603668B CN 201310597697 A CN201310597697 A CN 201310597697A CN 103603668 B CN103603668 B CN 103603668B
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Abstract
Advance system control device after the invention provides a kind of heavy in section rectangular tunnel boring machine, comprising: total powerstation, be arranged at the work well head that starts; Ground level control room, comprises terrestrial operation platform, operation touch-screen and computer for controlling PLC master station; Ground control cabinet, is connected with ground level control room by CC-LINK network, comprises: frequency converter and ground control computer PLC slave station; The down-hole computer for controlling PLC slave station of down-hole switch board is by CC-LINK network and ground control computer PLC slave station communication; Hydraulic power unit, is connected with frequency converter; Hydraulic valve bank, is connected with hydraulic power unit by hydraulic oil pipe; Propelling cylinder group behind left and right, is connected with hydraulic valve bank; Laser length sensor and pressure sensor, be arranged on the fixed mount of the rear propelling cylinder group in left and right respectively; After described hydraulic valve bank, left and right propelling cylinder group, laser length sensor and pressure sensor respectively with described down-hole computer for controlling PLC slave station communication.
Description
Technical field
The present invention relates to field of mechanical technique, particularly advance system control device and control method after the rectangular tunnel boring machine of a kind of heavy in section.
Background technology
Each similar round and the small-bore development machine body of other various forms, in tunneling construction, are stretch by the hydraulic jack top in rear propulsion system the power producing and tunnel forward, and development machine body is less, more easy to control by rear top active force area.And heavy in section (cross section is 6 meters × more than 4 meters) rectangle development machine is different from circular and other forms of development machine, because of the feature of its heavy in section, large width rectangle, make development machine at each phase of boring initially and afterwards, all directions active force can be subject to, top power particularly by rear propelling the right and left affects larger, usually easily form the left-right deviation of horizontal direction, system control operations is more difficult.If do not take effective control measure will cause rectangle development machine off-design axis, the serious consequence of received well of cannot accurately reaching home.Meanwhile, because the electrical control in propulsion system after existing each similar round and the small-bore development machine of other various forms, hydraulic unit and pipeline complexity are various, bring inconvenience to control, installation, debugging and constructing operation.
Summary of the invention
System control device and control method is advanced, to solve existing heavy in section rectangle development machine at phase of boring off-design axis, the problem of received well of cannot accurately reaching home after the object of the present invention is to provide heavy in section rectangular tunnel boring machine.
For solving the problems of the technologies described above, after the invention provides a kind of heavy in section rectangular tunnel boring machine, advancing system control device, being applied at the heavy in section rectangular tunnel boring machine in active well that starts, comprising:
Total powerstation, start described in being arranged at work well head;
Ground level control room, described ground level control room comprises terrestrial operation platform, operation touch-screen and computer for controlling programmable logic controller (PLC) main website;
Ground control cabinet, controls to be connected with described ground level control room with communication link system network by one, comprising: frequency converter and the ground control computer programmable logic controller (PLC) slave station be connected with described frequency converter;
Down-hole switch board, the down-hole computer for controlling programmable logic controller (PLC) slave station of described down-hole switch board is by described control and communication link system network and described ground control computer programmable logic controller (PLC) slave station communication;
Hydraulic power unit, is connected with described frequency converter;
Hydraulic valve bank, is connected with described hydraulic power unit by a hydraulic oil pipe;
Propelling cylinder group behind left and right, is connected with described hydraulic valve bank;
Laser length sensor and pressure sensor, be arranged on the fixed mount of propelling cylinder group behind described left and right respectively;
After described hydraulic valve bank, left and right propelling cylinder group, laser length sensor and pressure sensor respectively with described down-hole computer for controlling programmable logic controller (PLC) slave station communication.
Preferably, advance in system control device after described heavy in section rectangular tunnel boring machine, after the computer for controlling programmable logic controller (PLC) main website of described heavy in section rectangular tunnel boring machine and described heavy in section rectangular tunnel boring machine, advance the computer for controlling programmable logic controller (PLC) main website of system control device to be same computer for controlling programmable logic controller (PLC) main website.
Preferably, advance in system control device after described heavy in section rectangular tunnel boring machine, described terrestrial operation platform content of operation selects operation interface, starts pumping source, determines the required oil cylinder quantity that advances and advances one or more of axis parameter.
Preferably, advance in system control device after described heavy in section rectangular tunnel boring machine, after described frequency converter, down-hole switch board, hydraulic power unit, hydraulic oil pipe, hydraulic valve bank, left and right, the quantity of propelling cylinder group, laser length sensor and pressure sensor is two, is symmetrical arranged about heavy in section rectangular tunnel boring machine.
Meanwhile, the present invention advances system control method after also providing a kind of heavy in section rectangular tunnel boring machine, is applied at the heavy in section rectangular tunnel boring machine in active well that starts, comprises:
Operate ground operating desk, starts hydraulic power unit, and after described hydraulic power unit promotes left and right, propelling cylinder group makes described heavy in section rectangular tunnel boring machine push ahead;
The stroke that after laser length sensor detects described left and right, propelling cylinder group is stretched out, pressure sensor carries out thrust measurement to propelling cylinder group behind described left and right, and data will be detected by down-hole computer for controlling programmable logic controller (PLC) slave station, adopt and control to send to computer for controlling programmable logic controller (PLC) main website with communication link system network;
Total powerstation carries out the measurement advancing axis in real time, according to the test data of total powerstation, determines the deviation of stroke permissible value arranged, and test data is presented on operation touch-screen;
Computer for controlling programmable logic controller (PLC) main website, according to described detection data and deviation of stroke permissible value, sends the instruction regulating propelling cylinder group stretching speed behind described left and right to frequency converter by ground control computer programmable logic controller (PLC) slave station; The instruction of propelling cylinder group propelling pressure after simultaneously sending the described left and right of adjustment by down-hole computer for controlling programmable logic controller (PLC) slave station to hydraulic valve bank.
Preferably, advance in system control method after described heavy in section rectangular tunnel boring machine, described computer for controlling programmable logic controller (PLC) main website controls the main frame of described heavy in section rectangular tunnel boring machine.
Preferably, advance in system control method after described heavy in section rectangular tunnel boring machine, described terrestrial operation platform content of operation selects operation interface, starts pumping source, determines the required oil cylinder quantity that advances and advances one or more of axis parameter.
Preferably, advance in system control method after described heavy in section rectangular tunnel boring machine, after described frequency converter, down-hole switch board, hydraulic power unit, hydraulic valve bank, left and right, the quantity of propelling cylinder group, laser length sensor and pressure sensor is two, is symmetrical arranged about heavy in section rectangular tunnel boring machine.
System control device and control method is advanced after the rectangular tunnel boring machine of heavy in section provided by the invention, there is following beneficial effect: the present invention detects the extension elongation of propelling cylinder group rear about horizontal direction and reasoning, and the propelling shaft centerline measurement of total powerstation, solve propelling cylinder group deviation of stroke control problem behind left and right.Carry out Operation control to propelling cylinder group propelling pressure behind left and right and speed, to realize constructing, axis is in object in effective control range.The present invention designs, adopt programmable logic controller (PLC) (PLC) and control and communication link system (CCLINK) network control mode, adopt the technology of unique Frequency Converter Control motor direct-drive hydraulic pressure constant displacement pump, make the control of control device sensitive fast, reliable, hydraulic system structure is succinctly reasonable, install, debugging and easy and simple to handle, the driving demand of heavy in section rectangle development machine can be met well.
Accompanying drawing explanation
Fig. 1 advances system control device structural representation after the rectangular tunnel boring machine of heavy in section of the present invention;
Fig. 2 advances system control device principle schematic after the rectangular tunnel boring machine of heavy in section of the present invention;
Fig. 3 is the operation touch-screen schematic diagram advancing system control device after the rectangular tunnel boring machine of heavy in section of the present invention;
Fig. 4 advances system control method schematic diagram after the rectangular tunnel boring machine of heavy in section of the present invention.
Detailed description of the invention
System control device and control method is advanced to be described in further detail after the heavy in section rectangular tunnel boring machine proposed the present invention below in conjunction with the drawings and specific embodiments.According to the following describes and claims, advantages and features of the invention will be clearer.It should be noted that, accompanying drawing all adopts the form that simplifies very much and all uses non-ratio accurately, only in order to object that is convenient, the aid illustration embodiment of the present invention lucidly.
As depicted in figs. 1 and 2, after the invention provides a kind of heavy in section rectangular tunnel boring machine, advance system control device, be applied at the heavy in section rectangular tunnel boring machine 200 in active well 100 that starts, comprise:
Ground level control room, described ground level control room comprises terrestrial operation platform 1, computer for controlling programmable logic controller (PLC) (PLC) main website 2 and operation touch-screen 3;
Concrete, described terrestrial operation platform 1 content of operation selects operation interface, starts pumping source, determines the required oil cylinder quantity that advances and advances one or more of axis parameter, but the present invention is not limited only to these operations.
Concrete, the all functions that operation controls by the present invention, be dissolved on operation touch-screen 3 interface of heavy in section rectangular tunnel boring machine main frame manipulation, both are united two into one, accurately can show each work of rear propulsion system, Construction State and design and axis of operation survey data, make operating personnel very easily same operating desk can carry out simultaneously constructing operation, the control of the operation of rear top and development machine, both easy manipulation, again saves resource.
Ground control cabinet 6, controls to be connected with described ground level control room with communication link system network (CC-LINK network) by one, comprising: frequency converter 7 and ground control computer programmable logic controller (PLC) (PLC) slave station be connected with described frequency converter 7;
Especially, present invention uses 2 frequency converter 7 drive motors in left and right, directly drive, hydraulic pressure constant displacement pump running speed in hydraulic control pumping plant 8, propelling cylinder group 14 behind left and right can be controlled respectively, the speed of stretching out, system response is sensitive, quick, reliable, can carry out the control of direction of propulsion easily, revises deviation of stroke.The present invention eliminates expensive hydraulic variable displacement pump, proportioning valve and relevant hydraulic unit, simplifies administration and practices economy.
Down-hole switch board 5, the down-hole computer for controlling PLC slave station of described down-hole switch board 5 is by described CC-LINK network and described ground control computer PLC slave station communication;
Hydraulic power unit 8, is connected with described frequency converter 7;
Hydraulic valve bank 10, is connected with described hydraulic power unit 8 by a hydraulic oil pipe 9;
Concrete, the quantity of described hydraulic power unit 8, hydraulic oil pipe 9 and hydraulic valve bank 10 is two, hydraulic power unit 8 only need can be connected to hydraulic valve bank 10 by 2 hydraulic oil pipes 9 by the present invention, instead of 64 fluid pressure lines usually needing to use, make control and hydraulic system structure succinctly, rationally, control reliable, installment and debugging is easy.
Total powerstation 11, start described in being arranged at work well head, uses total powerstation 11 to measure in real time, transmit data, as setting and the standard controlling propelling axis 15;
Propelling cylinder group 14 behind left and right, is connected with described hydraulic valve bank 10, and described hydraulic power unit 8 provides power for propelling cylinder group 14 behind described left and right;
Laser length sensor 12 and pressure sensor 13, be arranged on the fixed mount of propelling cylinder group 14 behind described left and right respectively;
Specifically, described laser length sensor 12 has that precision is high, reliability is strong, can detect the stroke of propelling cylinder group 14 behind left and right exactly; Described pressure sensor 13 has that precision is high, strong interference immunity, can detect the propelling pressure of propelling cylinder group 14 behind left and right exactly.
After described hydraulic valve bank 10, left and right propelling cylinder group 14, laser length sensor 12 and pressure sensor 13 respectively with described down-hole computer for controlling PLC slave station communication.
Preferably, in the present invention, the computer for controlling PLC master station of system control device is advanced to be same computer for controlling PLC master station after the computer for controlling PLC master station of described heavy in section rectangular tunnel boring machine and described heavy in section rectangular tunnel boring machine.That is, the PLC master station (controlling development machine main frame by Net network 16) of heavy in section rectangular tunnel boring machine used by control device, two cover systems unite two into one (saving 1 PLC master station), by the write of the program of rear propelling system control device wherein, can detect, gather construction and the operational data of hydraulic system by remote auto, send control instruction, top propelling construction Automated condtrol after realizing.
Be noted that especially, in invention, after down-hole switch board 5, described frequency converter 7, hydraulic power unit 8, hydraulic oil pipe 9, hydraulic valve bank 10, left and right, the quantity of propelling cylinder group 14, laser length sensor 12 and pressure sensor 13 is two, is symmetrical arranged about heavy in section rectangular tunnel boring machine.
Meanwhile, as shown in Figure 4, the present invention advances system control method after also providing a kind of heavy in section rectangular tunnel boring machine, is applied at the heavy in section rectangular tunnel boring machine in active well that starts, comprises:
Step one: operate ground operating desk, starts hydraulic power unit, and after described hydraulic power unit promotes left and right, propelling cylinder group makes described heavy in section rectangular tunnel boring machine push ahead;
Concrete, described terrestrial operation platform content of operation selects operation interface, starts pumping source, determines the required oil cylinder quantity that advances and advances one or more of axis parameter, but the present invention is not limited only to these operations.
Step 2: the stroke that after laser length sensor detects described left and right, propelling cylinder group is stretched out, pressure sensor carries out thrust measurement to propelling cylinder group behind described left and right, and data will be detected by down-hole computer for controlling PLC slave station, adopt and control to send to computer for controlling PLC master station with communication link system network;
Step 3: total powerstation carries out the measurement advancing axis in real time, according to the test data of total powerstation, determines the deviation of stroke permissible value arranged, and test data is presented on operation touch-screen;
Step 4: computer for controlling PLC master station, according to described detection data and deviation of stroke permissible value, sends the instruction regulating propelling cylinder group stretching speed behind described left and right to frequency converter by ground control computer PLC slave station; The instruction of propelling cylinder group propelling pressure after simultaneously sending the described left and right of adjustment by down-hole computer for controlling PLC slave station to hydraulic valve bank.
Specifically, when computer for controlling PLC master station detect the direction of propulsion of heavy in section rectangle development machine turn left off-axis time, computer for controlling just automatically to the left after the hydraulic-driven frequency converter of propelling cylinder group send the output order strengthening and advance frequency, hydraulic-driven frequency converter simultaneously to the right pusher oil-feed cylinder sends the output order reducing to advance frequency, thus the speed that after have modified left and right, propelling cylinder stretches out and deviation of stroke, make heavy in section rectangle development machine gradually to the right near design axis, revert in correct direction of advance.Otherwise, when computer for controlling PLC master station detect the direction of propulsion of heavy in section rectangle development machine turn right off-axis time, computer for controlling just sends contrary instruction automatically, give the correction of deviation of stroke and axis, thus reach heavy in section rectangle development machine in the object of construction stage control device to cardan shaft line traffic control.
Simultaneously, according to propelling pressure deviate behind the left and right detected, hydraulic valve bank sends pressure correction instruction to the left and right, and after making the left and right sides, propelling pressure obtains Balance route, both the speeds control advanced after having ensure that left and right, also ensure that the normal work of hydraulic pressure and mechanical system.
Preferably, in the present invention, described computer for controlling PLC master station controls the main frame of described heavy in section rectangular tunnel boring machine.That is, the PLC master station (controlling development machine main frame by Net network 16) of heavy in section rectangular tunnel boring machine used by control device, two cover systems unite two into one (saving 1 PLC master station), by the write of the program of rear propelling system control device wherein, can detect, gather construction and the operational data of hydraulic system by remote auto, send control instruction, top propelling construction Automated condtrol after realizing.
Be noted that especially, in invention, after described frequency converter, down-hole switch board, hydraulic power unit, hydraulic valve bank, left and right, the quantity of propelling cylinder group, laser length sensor and pressure sensor is two, is symmetrical arranged about heavy in section rectangular tunnel boring machine.
Foregoing description is only the description to present pre-ferred embodiments, any restriction not to the scope of the invention, and any change that the those of ordinary skill in field of the present invention does according to above-mentioned disclosure, modification, all belong to the protection domain of claims.
Claims (4)
1. advance a system control method after the rectangular tunnel boring machine of heavy in section, be applied at the heavy in section rectangular tunnel boring machine in active well that starts, it is characterized in that, comprising:
Operate ground operating desk, starts hydraulic power unit, and after described hydraulic power unit promotes left and right, propelling cylinder group makes described heavy in section rectangular tunnel boring machine push ahead;
The stroke that after laser length sensor detects described left and right, propelling cylinder group is stretched out, pressure sensor carries out thrust measurement to propelling cylinder group behind described left and right, and data will be detected by down-hole computer for controlling programmable logic controller (PLC) slave station, adopt and control to send to computer for controlling programmable logic controller (PLC) main website with communication link system network;
Total powerstation carries out the measurement advancing axis in real time, according to the test data of total powerstation, determines the deviation of stroke permissible value arranged, and test data is presented on operation touch-screen;
Computer for controlling programmable logic controller (PLC) main website, according to described detection data and deviation of stroke permissible value, sends the instruction regulating propelling cylinder group stretching speed behind described left and right to frequency converter by ground control computer programmable logic controller (PLC) slave station; The instruction of propelling cylinder group propelling pressure after simultaneously sending the described left and right of adjustment by down-hole computer for controlling programmable logic controller (PLC) slave station to hydraulic valve bank.
2. advance system control method after the rectangular tunnel boring machine of heavy in section as claimed in claim 1, it is characterized in that, described computer for controlling programmable logic controller (PLC) main website controls the main frame of described heavy in section rectangular tunnel boring machine.
3. advance system control method after the rectangular tunnel boring machine of heavy in section as claimed in claim 1, it is characterized in that, described terrestrial operation platform content of operation selects operation interface, starts pumping source, determines the required oil cylinder quantity that advances and advances one or more of axis parameter.
4. advance system control method after the rectangular tunnel boring machine of heavy in section as claimed in claim 1, it is characterized in that, after described frequency converter, down-hole switch board, hydraulic power unit, hydraulic valve bank, left and right, the quantity of propelling cylinder group, laser length sensor and pressure sensor is two, is symmetrical arranged about heavy in section rectangular tunnel boring machine.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310597697.0A CN103603668B (en) | 2013-11-22 | 2013-11-22 | System control device and control method is advanced after the rectangular tunnel boring machine of heavy in section |
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| CN201310597697.0A CN103603668B (en) | 2013-11-22 | 2013-11-22 | System control device and control method is advanced after the rectangular tunnel boring machine of heavy in section |
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| CN103603668B true CN103603668B (en) | 2015-10-28 |
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| CN103821527B (en) * | 2014-03-12 | 2016-05-04 | 上海市机械施工集团有限公司 | The anti-back of the body soil series system of rectangular shield machine and control method thereof |
| CN103821528A (en) * | 2014-03-12 | 2014-05-28 | 上海市机械施工集团有限公司 | Cutterhead system of rectangular shield tunneling machine and telescopic control method of cutterhead system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2846756Y (en) * | 2005-12-05 | 2006-12-13 | 上海市第二市政工程有限公司 | Real time automatic deviation rectifing device for shield gesture |
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| JPH0765458B2 (en) * | 1989-06-06 | 1995-07-19 | 日立造船株式会社 | Multi-face type shield machine and its attitude control method |
| JP3093152B2 (en) * | 1996-07-16 | 2000-10-03 | 株式会社コプロス | Underground propulsion unit controller |
| JP3610460B2 (en) * | 2001-11-29 | 2005-01-12 | 株式会社 渡守建設 | Measuring device, measuring method, propulsion trajectory management device, and propulsion trajectory management method for propulsion trajectory and propulsion posture in propulsion shield method |
| JP2003247826A (en) * | 2002-02-25 | 2003-09-05 | Enzan Kobo:Kk | System for measuring position of propulsion tube |
| JP4234638B2 (en) * | 2004-05-19 | 2009-03-04 | 株式会社奥村組 | Construction equipment for underground structures |
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| CN2846756Y (en) * | 2005-12-05 | 2006-12-13 | 上海市第二市政工程有限公司 | Real time automatic deviation rectifing device for shield gesture |
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